deterrents

Whereas attractants, repellents, and many incitants are olfactory substances , stimulants, and deterrents are usually gustatory.

引诱剂, 排斥剂还是其他的兴奋剂都是嗅觉物质, 但刺激剂和阻抑剂常常是味觉物质.

辞典例句